Merge "Move is_system_uid utility from netd.c to netd.h" into main am: fe0d0f6e33 am: b484d51da4 am: 907a48dab4

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2808573

Change-Id: Iaec5090dead9ddcb7504881b2f465bc77fd58672
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>